body {
  padding: 50px;
  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
}

a {
  color: #00B7FF;
  text-decoration: none;
  display: inline-block;
  width: 60px;
}
a:hover{
  text-decoration:underline;
  color: red;
}

/* 学生信息表的样式 */
table{
  border-spacing: 0;
  width: 60%;
  text-align: center;
}

td, th{
  padding: 5px 10px;
  border-top: 1px solid grey;
  border-right: 1px solid grey;
}

td:first-child, th:first-child{
  border-left: 1px solid grey;
}

tr:last-child td{
  border-bottom: 1px solid grey;
}

/* 学生信息录入表单的样式 */
form#frmInput{
  width: 60%;
  border: 1px solid grey;
  border-radius: 8px;
  box-shadow: 3px 3px 6px black;
  margin: 50px auto;
  background-color: white;
}

#frmInput > p{
  padding: 0 20px;
}

#frmInput > p > .inputbox{
  display: inline-block;
  width: calc(90% - 70px);
  border: 1px dashed grey;
  border-left: none;
  border-radius: 0 3px 3px 0;
  padding: 4px 10px;
}


#frmInput > p.title{
  font-size: 24px;
  font-weight: bolder;
  text-align: center;
  margin: 0;
  padding: 15px;
  background-color: #02587a;
  color: white;
  /* border-top-left-radius: 8px;
  border-top-right-radius: 8px; */
  border-radius: 8px 8px 0 0;
}

#frmInput >p.title > span.close{
  
}

#frmInput > p > label{
  display: inline-block;
  width: 70px;
  background-color: #EEEEEE;
  border: 1px dashed grey;
  border-radius: 3px 0 0 3px;
  padding: 5px 10px;
  text-align: right;
}

#frmInput > p input{
  border: none;
  padding: 3px 5px;
}

#frmInput input[type=button]{
  padding: 10px 20px;
  background-color: #00B7FF;
  border: 1px solid grey;
  border-radius: 4px;
  cursor: pointer;
}

#frmInput input[type=button]:hover{
  background-color: aqua;
}

a.delete, a.modify{
  margin: 0 10px;
  padding: 3px 5px;
  background-color: lightgreen;
  border: 1px solid grey;
  border-radius: 4px;
  cursor: pointer;
}

a.delete:hover, a.modify:hover{
  background-color: aqua;
}

.mask{
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background-color: rgba(0,0,0,0.5);
  z-index:999;
  display: none;
}